SN75ALS172A

QUADRUPLE DIFFERENTIAL LINE DRIVER

SLLS121D – AUGUST 1990 – REVISED APRIL 1998

2

POST OFFICE BOX 655303

FUNCTION TABLE

(each driver)

INPUT

ENABLES

OUTPUTS

A

G

G

Y

Z

H

H

X

H

L

L

H

XL

H

H

X

LH

L

L

X

LL

H

X

L

H

Z

Z

H = high level, L = low level, X = irrelevant,

Z = high impedance (off)

† This symbol is in accordance with ANSI/IEEE Std 91-1984 and IEC Publication 617-12.

Pin numbers shown are for the N package.

3Y

10

3Z

11

4Y

14

4Z

13

9

3A

15

4A

1Y

2

1Z

3

2Y

6

2Z

5

1

1A

7

2A

4

G

12

≥1

G

EN

logic diagram (positive logic)

1

7

12

9

15

2

3

6

5

10

11

14

13

4

1A

2A

3A

4A

G

G

1Y

1Z

2Y

2Z

3Y

3Z

4Y

4Z

Pin numbers shown are for the N package.